87942771 is an odd 8-digits composite number following 87942770
and preceding 87942772 . In scientific notation, it is written as 8.7942771 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 50115456 positive integers (up to 87942771) that are relatively prime to 87942771.
87942771 has 8 divisors, whose sum is 89583360
The reverse of 87942771 is 17724978
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
eighty-seven million nine hundred forty-two thousand seven hundred seventy-one
Scientific notation
8.7942771 × 10^7
Engineering notation
8.7942771 × 10^6
Prime Factorization
63 × 409 × 3413
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87942771
Product of the distinct prime numbers
The prime factorization of 87942771 is 63 × 409 × 3413.
Since it has a total of 3 prime factors.
4 , 10 , 54 , 81 , 53 , 557 , 7622 , 2623 , 69867 , 59642 , 875153 , 695542 , 6408625 , 2139152 , 69673531 , 9708744 , 321263167 , 748220487 , 3198547545 , 2731137384
n×2
175885542
n×3
263828313
n×4
351771084
n×5
439713855
n÷2
43971385.5
n÷3
29314257
n÷3
21985692.75
n÷5
17588554.2
n2
7733930971158441
n3
6.8014332032639E+23
n4
5.9813688266644E+31
n5
5.2601814898988E+39
2 √n
9377.7807076088
3 √n
444.69957587367
4 √n
96.8389421029
5 √n
38.800741849084
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87942770
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87942771 can be divided by 8 positive divisors.
The sum of these divisors (counting 87942771) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111011110011001110011
3
Ternary
20010110221210200
4
Quaternary
11033132121303
5
Quinary
140003132041
6
Senary
12420530243
8
Octal
517363163
10
Decimal
87942771
12
Duodecimal
25550983
16
Hexadecimal
53de673
20
Vigesimal
179cgib
36
Base36
1gcx2r
md5
fbb0eae6ce4ae1930698a5a553cd34f5
sha1
7e79fc61ceca876f66aec177651b24f9f92ad756
sha256
7b4b42be4869cbf56170f8a9d535db6003f437588473cf2026e430dde9244def
sha512
a3b126b97b37bb908560ee455550f34bce896eba62bd59943817c6688ec7f055bcab081e7a9fecfb1e09a2778cf0a21dcc299c678638cd7b84704cc708bc4d9b
ripemd-160
7f9735d5937d99835fc4237bd6d6e46a55604fc4
Diameter
175885542
Circumference
552560726.61986
Area
2.4296860722362E+16
Volume
2.8489776780341E+24
Surface area
9.7187442889448E+16
Circumference
552560726.61986
Perimeter
351771084
Area
7733930971158441
Diagonal
124369859.46087
Surface area
46403585826950646
Volume
6.8014332032639E+23
Space diagonal
152321347.53039
Perimeter
263828313
Area
3.3488903460692E+15
Altitude
76160673.765197
Surface area
3.3488903460692E+15
Volume
8.0155658996921E+22
Height
41456619.82029